Free calculators for what every API actually costs — AI, payments, SMS, maps and more
About APICostCalc
APICostCalc is a free, no-signup set of calculators and pricing guides for developers budgeting API-based products: AI/LLM token costs, payment processing fees, SMS/email, maps, search and 100+ other APIs. Each guide tracks current provider pricing, free tiers and hidden-cost gotchas, with tools like a cheapest-LLM finder and a batch API savings calculator.
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